Gen5W Utils

Useful utilities for Hyundai/KIA/Genesis Gen5W navigation firmwares. Join the Discord server here: https://discord.gg/KpwrAeHmQJ

Files

• odex_to_dex.py: Converts .odex file to .dex using smali.
• tarlist_decrypt.py: Decrypts TarList.txt_encrypted file in Gen5W firmware. This can also be used to encrypt TarList.txt file.
• unpack_apk.py: Automatically extracts apk using Apktool and converts <APK_NAME>.odex to classes.dex file.
• parse_ver.py: Reads .ver file in Gen5W firmware and prints it in human-friendly form.
• decrypt_navi.py: Decrypts encrypted libraries in Gen5W firmware 'sw_backup' folder.
• encrypt_navi.py: Encrypts decrypted libraries in Gen5W firmware 'sw_backup' folder.
• sha224_gen.py: Generates Hyundai's specialized SHA224 hash for Gen5W firmware.
• parse_tarlist.py: Parses TarList.txt file in Gen5W firmware and prints it in human-friendly form.
• make_patched_firmware.py: Makes custom patched firmware with sw_backup.tar, TarList.txt_encrypted and .ver files.
• parse_update_info.py: Parses update.info file in Gen5W firmware and prints it in human-friendly form.
• sha256_gen.py: Generates Hyundai's specialized SHA256 hash for Gen5W firmware.
• build_hook.sh: Automatically run textify tool and builds hook.c file into hook.o file. This requires Android NDK to be installed. Setup ANDROID_NDK_ROOT environment variable to the path of Android NDK.
• hook.c: Actual hook code for libExSLAndroid_JNI.so library. This uses no any default libraries or standard library functions. The build arguments are -mthumb -fPIC -shared -fomit-frame-pointer -nostdlib -nodefaultlibs -o hook.o.
• sign_update_info_rsa.py: Signs update.info file in Gen5W firmware using RSA private key.
• pub.pem and pri.pem: Self generated RSA public and private keys for signing update.info file.
• build_tc-write-misc.sh: Downloads tc-write-misc.c from Telechips and build tc-write-misc tool for Gen5W firmware. This requires Android NDK to be installed. Setup ANDROID_NDK_ROOT environment variable to the path of Android NDK.
• make_vaild_recovery_img.py: Patches custom recovery.img file to pass the checksum check in Gen5W firmware.

Dependencies

• Python 3 (tested on 3.10.10)
• Everything in requirements.txt
• libtar (only required when creating custom firmware, tested on 1.2.20)
• smali (only required when converting .odex to .dex, tested on 2.5.2-dev)
• Apktool (only required when unpacking apk, tested on 2.7.0)
• Android 4.4.2 system dump (only required when unpacking apk)
• Android NDK (only required when building hook, tested on 25.2.9519653)

Use at your own risk.